<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./216.js"></script>
    <script src="./217.js"></script>

    <style lang="css">
        .div {
            width: 200px;
            height: 200px;
            text-align: center;
            line-height: 200px;
            font-size: 16px;
            color: gray;
            border: 1px solid orange;
            margin: 0 auto;
        }

        #throttle {
            margin-top: 50px;
        }
    </style>
</head>

<body>
    <div class="div" id="debounce">防抖</div>
    <div class="div" id="throttle">节流</div>
    
    <script src="./218.js"></script>
    <script src="./219.js"></script>
    <script src="./220.js"></script>
</body>

</html>